Okikawa Maru was a WW2 ship which sunk at the war, weight 10089T, length 168M and width 25M, max deep is 26M
這艘船有很多地方可以穿越，我們從最底的螺旋軸處進入一路穿到引擎室，船的末端已經坍塌了無法前往，這艘沈船每一個穿透都在考中性浮力！每個洞口都超級小，如果太胖真的無法穿越
There are many places to dive cross the ship, we enter the helm from the bottom of the spiral shaft all way to the engine room, the end of the ship was collapsed can't dive there. This wreck is a neutral buoyancy exam, each hole is super small and thin, you can't pass some of the hole if you ate too much or with a big belly...